A vulnerability classified as critical has been found in Zyxel ATP, USG FLEX, USG FLEX 50, USG20-VPN, NWA50AX, WAC500, WAX300H and WBE660S. Affected is an unknown function. The manipulation leads to os command injection.

This vulnerability is traded as CVE-2023-6398. It is possible to launch the attack remotely. There is no exploit available.

It is recommended to upgrade the affected component.